Hi, Can you tell me whether UCSC IDs are the same as GenBank IDs and whether this is always the case? Thanks, Rachael. -- Rachael Huntley Ph.D. European Bioinformatics Institute-EMBL Wellcome Trust Genome Campus Hinxton Cambridge CB10 1SD United Kingdom Tel: +44 (0)1223 492515 Fax: +44 (0)1223 494468 E-mail: huntley at ebi.ac.uk URL: http://www.ebi.ac.uk/goa